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-rw-r--r--backend/drm/drm.c4
-rw-r--r--backend/drm/renderer.c20
-rw-r--r--examples/output-layout.c6
-rw-r--r--examples/rotation.c4
-rw-r--r--examples/tablet.c2
-rw-r--r--examples/touch.c4
-rw-r--r--include/backend/drm/drm.h2
-rw-r--r--include/wlr/render.h20
-rw-r--r--include/wlr/render/interface.h12
-rw-r--r--include/wlr/types/wlr_matrix.h24
-rw-r--r--include/wlr/types/wlr_output.h2
-rw-r--r--include/wlr/types/wlr_surface.h10
-rw-r--r--render/gles2/renderer.c24
-rw-r--r--render/gles2/shaders.c67
-rw-r--r--render/gles2/texture.c13
-rw-r--r--render/wlr_renderer.c10
-rw-r--r--render/wlr_texture.c2
-rw-r--r--rootston/output.c6
-rw-r--r--types/wlr_matrix.c227
-rw-r--r--types/wlr_output.c8
-rw-r--r--types/wlr_surface.c16
21 files changed, 214 insertions, 269 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index 1e78d301..e956f280 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -647,9 +647,9 @@ static bool wlr_drm_connector_set_cursor(struct wlr_output *output,
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
- float matrix[16];
+ float matrix[9];
wlr_texture_get_matrix(plane->wlr_tex, matrix, plane->matrix, 0, 0);
- wlr_render_with_matrix(plane->surf.renderer->wlr_rend, plane->wlr_tex,
+ wlr_render_texture_with_matrix(plane->surf.renderer->wlr_rend, plane->wlr_tex,
matrix, 1.0f);
glFinish();
diff --git a/backend/drm/renderer.c b/backend/drm/renderer.c
index ab56e6c2..f700dd59 100644
--- a/backend/drm/renderer.c
+++ b/backend/drm/renderer.c
@@ -1,3 +1,4 @@
+#include <assert.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <gbm.h>
@@ -226,20 +227,21 @@ struct gbm_bo *wlr_drm_surface_mgpu_copy(struct wlr_drm_surface *dest,
wlr_drm_surface_make_current(dest, NULL);
struct wlr_texture *tex = get_tex_for_bo(dest->renderer, src);
+ assert(tex);
- static const float matrix[16] = {
+ static const float color[] = {0.0, 0.0, 0.0, 1.0};
+
+ static const float mat[9] = {
[0] = 2.0f,
- [3] = -1.0f,
- [5] = 2.0f,
- [7] = -1.0f,
- [10] = 1.0f,
- [15] = 1.0f,
+ [2] = -1.0f,
+ [4] = 2.0f,
+ [5] = -1.0f,
+ [8] = 1.0f,
};
glViewport(0, 0, dest->width, dest->height);
- glClearColor(0.0, 0.0, 0.0, 1.0);
- glClear(GL_COLOR_BUFFER_BIT);
- wlr_render_with_matrix(dest->renderer->wlr_rend, tex, matrix, 1.0f);
+ wlr_renderer_clear(dest->renderer->wlr_rend, color);
+ wlr_render_texture_with_matrix(dest->renderer->wlr_rend, tex, mat, 1.0f);
return wlr_drm_surface_swap_buffers(dest, NULL);
}
diff --git a/examples/output-layout.c b/examples/output-layout.c
index f4df73a0..9c914137 100644
--- a/examples/output-layout.c
+++ b/examples/output-layout.c
@@ -111,7 +111,7 @@ static void handle_output_frame(struct output_state *output,
.width = 128, .height = 128,
};
if (wlr_output_layout_intersects(sample->layout, output->output, &box)) {
- float matrix[16];
+ float matrix[9];
// transform global coordinates to local coordinates
double local_x = sample->x_offs;
@@ -121,8 +121,8 @@ static void handle_output_frame(struct output_state *output,
wlr_texture_get_matrix(sample->cat_texture, matrix,
wlr_output->transform_matrix, local_x, local_y);
- wlr_render_with_matrix(sample->renderer,
- sample->cat_texture, matrix, 1.0f);
+ wlr_render_texture_with_matrix(sample->renderer, sample->cat_texture,
+ matrix, 1.0f);
}
wlr_renderer_end(sample->renderer);
diff --git a/examples/rotation.c b/examples/rotation.c
index 0b0c6adf..4431f60a 100644
--- a/examples/rotation.c
+++ b/examples/rotation.c
@@ -46,12 +46,12 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
wlr_renderer_begin(sample->renderer, wlr_output);
wlr_renderer_clear(sample->renderer, (float[]){0.25f, 0.25f, 0.25f, 1});
- float matrix[16];
+ float matrix[9];
for (int y = -128 + (int)odata->y_offs; y < height; y += 128) {
for (int x = -128 + (int)odata->x_offs; x < width; x += 128) {
wlr_texture_get_matrix(sample->cat_texture, matrix,
wlr_output->transform_matrix, x, y);
- wlr_render_with_matrix(sample->renderer,
+ wlr_render_texture_with_matrix(sample->renderer,
sample->cat_texture, matrix, 1.0f);
}
}
diff --git a/examples/tablet.c b/examples/tablet.c
index 82f86553..521447b9 100644
--- a/examples/tablet.c
+++ b/examples/tablet.c
@@ -49,7 +49,7 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
wlr_renderer_begin(sample->renderer, wlr_output);
wlr_renderer_clear(sample->renderer, (float[]){0.25f, 0.25f, 0.25f, 1});
- float matrix[16];
+ float matrix[9];
float distance = 0.8f * (1 - sample->distance);
float tool_color[4] = { distance, distance, distance, 1 };
for (size_t i = 0; sample->button && i < 4; ++i) {
diff --git a/examples/touch.c b/examples/touch.c
index 6f4821ad..47bbebc2 100644
--- a/examples/touch.c
+++ b/examples/touch.c
@@ -45,14 +45,14 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
wlr_renderer_begin(sample->renderer, wlr_output);
wlr_renderer_clear(sample->renderer, (float[]){0.25f, 0.25f, 0.25f, 1});
- float matrix[16];
+ float matrix[9];
struct touch_point *p;
wl_list_for_each(p, &sample->touch_points, link) {
wlr_texture_get_matrix(sample->cat_texture, matrix,
wlr_output->transform_matrix,
(int)(p->x * width) - sample->cat_texture->width / 2,
(int)(p->y * height) - sample->cat_texture->height / 2);
- wlr_render_with_matrix(sample->renderer, sample->cat_texture,
+ wlr_render_texture_with_matrix(sample->renderer, sample->cat_texture,
matrix, 1.0f);
}
diff --git a/include/backend/drm/drm.h b/include/backend/drm/drm.h
index ee3fd38e..26189340 100644
--- a/include/backend/drm/drm.h
+++ b/include/backend/drm/drm.h
@@ -26,7 +26,7 @@ struct wlr_drm_plane {
struct wlr_drm_surface mgpu_surf;
// Only used by cursor
- float matrix[16];
+ float matrix[9];
struct wlr_texture *wlr_tex;
struct gbm_bo *cursor_bo;
bool cursor_enabled;
diff --git a/include/wlr/render.h b/include/wlr/render.h
index 50c2dd13..d1498b07 100644
--- a/include/wlr/render.h
+++ b/include/wlr/render.h
@@ -30,26 +30,26 @@ struct wlr_texture *wlr_render_texture_create(struct wlr_renderer *r);
*
* struct wlr_renderer *renderer;
* struct wlr_texture *texture;
- * float projection[16];
- * float matrix[16];
- * wlr_texture_get_matrix(texture, &matrix, &projection, 123, 321);
- * wlr_render_with_matrix(renderer, texture, &matrix, 0.5f);
+ * float projection[9];
+ * float matrix[9];
+ * wlr_texture_get_matrix(texture, matrix, projection, 123, 321);
+ * wlr_render_texture_with_matrix(renderer, texture, matrix, 0.5f);
*
* This will render the texture at <123, 321> with an alpha channel of 0.5.
*/
-bool wlr_render_with_matrix(struct wlr_renderer *r,
- struct wlr_texture *texture, const float matrix[static 16], float alpha);
+bool wlr_render_texture_with_matrix(struct wlr_renderer *r,
+ struct wlr_texture *texture, const float matrix[static 9], float alpha);
/**
* Renders a solid quad in the specified color.
*/
void wlr_render_colored_quad(struct wlr_renderer *r,
- const float color[static 4], const float matrix[static 16]);
+ const float color[static 4], const float matrix[static 9]);
/**
* Renders a solid ellipse in the specified color.
*/
void wlr_render_colored_ellipse(struct wlr_renderer *r,
- const float color[static 4], const float matrix[static 16]);
+ const float color[static 4], const float matrix[static 9]);
/**
* Returns a list of pixel formats supported by this renderer.
*/
@@ -139,8 +139,8 @@ bool wlr_texture_update_shm(struct wlr_texture *surf, uint32_t format,
* width) and [0, height], and the x and y coordinates provided are used as
* such.
*/
-void wlr_texture_get_matrix(struct wlr_texture *texture, float mat[static 16],
- const float projection[static 16], int x, int y);
+void wlr_texture_get_matrix(struct wlr_texture *texture, float mat[static 9],
+ const float projection[static 9], int x, int y);
/**
* Destroys this wlr_texture.
*/
diff --git a/include/wlr/render/interface.h b/include/wlr/render/interface.h
index 4d81bdf9..03b8309f 100644
--- a/include/wlr/render/interface.h
+++ b/include/wlr/render/interface.h
@@ -21,13 +21,13 @@ struct wlr_renderer_impl {
void (*clear)(struct wlr_renderer *renderer, const float color[static 4]);
void (*scissor)(struct wlr_renderer *renderer, struct wlr_box *box);
struct wlr_texture *(*texture_create)(struct wlr_renderer *renderer);
- bool (*render_with_matrix)(struct wlr_renderer *renderer,
- struct wlr_texture *texture, const float matrix[static 16],
+ bool (*render_texture_with_matrix)(struct wlr_renderer *renderer,
+ struct wlr_texture *texture, const float matrix[static 9],
float alpha);
void (*render_quad)(struct wlr_renderer *renderer,
- const float color[static 4], const float matrix[static 16]);
+ const float color[static 4], const float matrix[static 9]);
void (*render_ellipse)(struct wlr_renderer *renderer,
- const float color[static 4], const float matrix[static 16]);
+ const float color[static 4], const float matrix[static 9]);
const enum wl_shm_format *(*formats)(
struct wlr_renderer *renderer, size_t *len);
bool (*buffer_is_drm)(struct wlr_renderer *renderer,
@@ -59,8 +59,8 @@ struct wlr_texture_impl {
struct wl_resource *drm_buf);
bool (*upload_eglimage)(struct wlr_texture *texture, EGLImageKHR image,
uint32_t width, uint32_t height);
- void (*get_matrix)(struct wlr_texture *state, float mat[static 16],
- const float projection[static 16], int x, int y);
+ void (*get_matrix)(struct wlr_texture *state, float mat[static 9],
+ const float projection[static 9], int x, int y);
void (*get_buffer_size)(struct wlr_texture *texture,
struct wl_resource *resource, int *width, int *height);
void (*bind)(struct wlr_texture *texture);
diff --git a/include/wlr/types/wlr_matrix.h b/include/wlr/types/wlr_matrix.h
index cf5ad20d..5255980a 100644
--- a/include/wlr/types/wlr_matrix.h
+++ b/include/wlr/types/wlr_matrix.h
@@ -2,22 +2,22 @@
#define WLR_TYPES_WLR_MATRIX_H
#include <stdint.h>
+#include <wayland-server.h>
#include <wlr/types/wlr_box.h>
-void wlr_matrix_identity(float mat[static 16]);
-void wlr_matrix_translate(float mat[static 16], float x, float y, float z);
-void wlr_matrix_scale(float mat[static 16], float x, float y, float z);
-void wlr_matrix_rotate(float mat[static 16], float radians);
-void wlr_matrix_mul(float mat[static 16], const float x[static 16],
- const float y[static 16]);
-
-enum wl_output_transform;
-void wlr_matrix_transform(float mat[static 16],
+void wlr_matrix_identity(float mat[static 9]);
+void wlr_matrix_translate(float mat[static 9], float x, float y);
+void wlr_matrix_scale(float mat[static 9], float x, float y);
+void wlr_matrix_rotate(float mat[static 9], float rad);
+void wlr_matrix_multiply(float mat[static 9], const float a[static 9],
+ const float b[static 9]);
+void wlr_matrix_transform(float mat[static 9],
enum wl_output_transform transform);
-void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height,
+
+void wlr_matrix_texture(float mat[static 9], int32_t width, int32_t height,
enum wl_output_transform transform);
-void wlr_matrix_project_box(float mat[static 16], const struct wlr_box *box,
+void wlr_matrix_project_box(float mat[static 9], const struct wlr_box *box,
enum wl_output_transform transform, float rotation,
- const float projection[static 16]);
+ const float projection[static 9]);
#endif
diff --git a/include/wlr/types/wlr_output.h b/include/wlr/types/wlr_output.h
index a8138a80..b838a737 100644
--- a/include/wlr/types/wlr_output.h
+++ b/include/wlr/types/wlr_output.h
@@ -76,7 +76,7 @@ struct wlr_output {
// damage for cursors and fullscreen surface, in output-local coordinates
pixman_region32_t damage;
bool frame_pending;
- float transform_matrix[16];
+ float transform_matrix[9];
struct {
struct wl_signal frame;
diff --git a/include/wlr/types/wlr_surface.h b/include/wlr/types/wlr_surface.h
index 1d4c1f01..2bfd1bc9 100644
--- a/include/wlr/types/wlr_surface.h
+++ b/include/wlr/types/wlr_surface.h
@@ -70,8 +70,8 @@ struct wlr_surface {
struct wlr_surface_state *current, *pending;
const char *role; // the lifetime-bound role or null
- float buffer_to_surface_matrix[16];
- float surface_to_buffer_matrix[16];
+ float buffer_to_surface_matrix[9];
+ float surface_to_buffer_matrix[9];
struct {
struct wl_signal commit;
@@ -109,9 +109,9 @@ struct wlr_surface *wlr_surface_create(struct wl_resource *res,
* from 0 to 1 in both dimensions.
*/
void wlr_surface_get_matrix(struct wlr_surface *surface,
- float mat[static 16],
- const float projection[static 16],
- const float transform[static 16]);
+ float mat[static 9],
+ const float projection[static 9],
+ const float transform[static 9]);
/**
diff --git a/render/gles2/renderer.c b/render/gles2/renderer.c
index 9134a2fd..e0a98d29 100644
--- a/render/gles2/renderer.c
+++ b/render/gles2/renderer.c
@@ -85,11 +85,13 @@ static void init_default_shaders() {
if (!compile_program(quad_vertex_src, quad_fragment_src, &shaders.quad)) {
goto error;
}
- if (!compile_program(quad_vertex_src, ellipse_fragment_src, &shaders.ellipse)) {
+ if (!compile_program(quad_vertex_src, ellipse_fragment_src,
+ &shaders.ellipse)) {
goto error;
}
if (glEGLImageTargetTexture2DOES) {
- if (!compile_program(quad_vertex_src, fragment_src_external, &shaders.external)) {
+ if (!compile_program(quad_vertex_src, fragment_src_external,
+ &shaders.external)) {
goto error;
}
}
@@ -170,16 +172,16 @@ static void draw_quad() {
GL_CALL(glDisableVertexAttribArray(1));
}
-static bool wlr_gles2_render_texture(struct wlr_renderer *wlr_renderer,
- struct wlr_texture *texture, const float matrix[static 16],
- float alpha) {
+static bool wlr_gles2_render_texture_with_matrix(
+ struct wlr_renderer *wlr_renderer, struct wlr_texture *texture,
+ const float matrix[static 9], float alpha) {
if (!texture || !texture->valid) {
wlr_log(L_ERROR, "attempt to render invalid texture");
return false;
}
wlr_texture_bind(texture);
- GL_CALL(glUniformMatrix4fv(0, 1, GL_FALSE, matrix));
+ GL_CALL(glUniformMatrix3fv(0, 1, GL_FALSE, matrix));
GL_CALL(glUniform1f(2, alpha));
draw_quad();
return true;
@@ -187,17 +189,17 @@ static bool wlr_gles2_render_texture(struct wlr_renderer *wlr_renderer,
static void wlr_gles2_render_quad(struct wlr_renderer *wlr_renderer,
- const float color[static 4], const float matrix[static 16]) {
+ const float color[static 4], const float matrix[static 9]) {
GL_CALL(glUseProgram(shaders.quad));
- GL_CALL(glUniformMatrix4fv(0, 1, GL_FALSE, matrix));
+ GL_CALL(glUniformMatrix3fv(0, 1, GL_FALSE, matrix));
GL_CALL(glUniform4f(1, color[0], color[1], color[2], color[3]));
draw_quad();
}
static void wlr_gles2_render_ellipse(struct wlr_renderer *wlr_renderer,
- const float color[static 4], const float matrix[static 16]) {
+ const float color[static 4], const float matrix[static 9]) {
GL_CALL(glUseProgram(shaders.ellipse));
- GL_CALL(glUniformMatrix4fv(0, 1, GL_TRUE, matrix));
+ GL_CALL(glUniformMatrix3fv(0, 1, GL_TRUE, matrix));
GL_CALL(glUniform4f(1, color[0], color[1], color[2], color[3]));
draw_quad();
}
@@ -258,7 +260,7 @@ static struct wlr_renderer_impl wlr_renderer_impl = {
.clear = wlr_gles2_clear,
.scissor = wlr_gles2_scissor,
.texture_create = wlr_gles2_texture_create,
- .render_with_matrix = wlr_gles2_render_texture,
+ .render_texture_with_matrix = wlr_gles2_render_texture_with_matrix,
.render_quad = wlr_gles2_render_quad,
.render_ellipse = wlr_gles2_render_ellipse,
.formats = wlr_gles2_formats,
diff --git a/render/gles2/shaders.c b/render/gles2/shaders.c
index 46a10248..9d3a67c2 100644
--- a/render/gles2/shaders.c
+++ b/render/gles2/shaders.c
@@ -3,29 +3,29 @@
// Colored quads
const GLchar quad_vertex_src[] =
-"uniform mat4 proj;"
+"uniform mat3 proj;"
"uniform vec4 color;"
"attribute vec2 pos;"
"attribute vec2 texcoord;"
"varying vec4 v_color;"
"varying vec2 v_texcoord;"
-"mat4 transpose(in mat4 inMatrix) {"
-" vec4 i0 = inMatrix[0];"
-" vec4 i1 = inMatrix[1];"
-" vec4 i2 = inMatrix[2];"
-" vec4 i3 = inMatrix[3];"
-" mat4 outMatrix = mat4("
-" vec4(i0.x, i1.x, i2.x, i3.x),"
-" vec4(i0.y, i1.y, i2.y, i3.y),"
-" vec4(i0.z, i1.z, i2.z, i3.z),"
-" vec4(i0.w, i1.w, i2.w, i3.w)"
-" );"
-" return outMatrix;"
+""
+"mat3 transpose(in mat3 inMatrix) {"
+" vec3 i0 = inMatrix[0];"
+" vec3 i1 = inMatrix[1];"
+" vec3 i2 = inMatrix[2];"
+" mat3 outMatrix = mat3("
+" vec3(i0.x, i1.x, i2.x),"
+" vec3(i0.y, i1.y, i2.y),"
+" vec3(i0.z, i1.z, i2.z)"
+" );"
+" return outMatrix;"
"}"
+""
"void main() {"
-" gl_Position = transpose(proj) * vec4(pos, 0.0, 1.0);"
-" v_color = color;"
-" v_texcoord = texcoord;"
+" gl_Position = vec4(transpose(proj) * vec3(pos, 1.0), 1.0);"
+" v_color = color;"
+" v_texcoord = texcoord;"
"}";
const GLchar quad_fragment_src[] =
@@ -49,26 +49,25 @@ const GLchar ellipse_fragment_src[] =
// Textured quads
const GLchar vertex_src[] =
-"uniform mat4 proj;"
+"uniform mat3 proj;"
"attribute vec2 pos;"
"attribute vec2 texcoord;"
"varying vec2 v_texcoord;"
-"mat4 transpose(in mat4 inMatrix) {"
-" vec4 i0 = inMatrix[0];"
-" vec4 i1 = inMatrix[1];"
-" vec4 i2 = inMatrix[2];"
-" vec4 i3 = inMatrix[3];"
-" mat4 outMatrix = mat4("
-" vec4(i0.x, i1.x, i2.x, i3.x),"
-" vec4(i0.y, i1.y, i2.y, i3.y),"
-" vec4(i0.z, i1.z, i2.z, i3.z),"
-" vec4(i0.w, i1.w, i2.w, i3.w)"
-" );"
""
-" return outMatrix;"
+"mat3 transpose(in mat3 inMatrix) {"
+" vec3 i0 = inMatrix[0];"
+" vec3 i1 = inMatrix[1];"
+" vec3 i2 = inMatrix[2];"
+" mat3 outMatrix = mat3("
+" vec3(i0.x, i1.x, i2.x),"
+" vec3(i0.y, i1.y, i2.y),"
+" vec3(i0.z, i1.z, i2.z)"
+" );"
+" return outMatrix;"
"}"
+""
"void main() {"
-" gl_Position = transpose(proj) * vec4(pos, 0.0, 1.0);"
+" gl_Position = vec4(transpose(proj) * vec3(pos, 1.0), 1.0);"
" v_texcoord = texcoord;"
"}";
@@ -87,8 +86,8 @@ const GLchar fragment_src_rgbx[] =
"uniform sampler2D tex;"
"uniform float alpha;"
"void main() {"
-" gl_FragColor.rgb = alpha * texture2D(tex, v_texcoord).rgb;"
-" gl_FragColor.a = alpha;"
+" gl_FragColor.rgb = alpha * texture2D(tex, v_texcoord).rgb;"
+" gl_FragColor.a = alpha;"
"}";
const GLchar fragment_src_external[] =
@@ -97,6 +96,6 @@ const GLchar fragment_src_external[] =
"varying vec2 v_texcoord;"
"uniform samplerExternalOES texture0;"
"void main() {"
-" vec4 col = texture2D(texture0, v_texcoord);"
-" gl_FragColor = vec4(col.rgb, col.a);"
+" vec4 col = texture2D(texture0, v_texcoord);"
+" gl_FragColor = vec4(col.rgb, col.a);"
"}";
diff --git a/render/gles2/texture.c b/render/gles2/texture.c
index 0dfebc48..9ee2a3e3 100644
--- a/render/gles2/texture.c
+++ b/render/gles2/texture.c
@@ -227,16 +227,13 @@ static bool gles2_texture_upload_eglimage(struct wlr_texture *wlr_tex,
}
static void gles2_texture_get_matrix(struct wlr_texture *_texture,
- float mat[static 16], const float projection[static 16], int x, int y) {
+ float mat[static 9], const float projection[static 9], int x, int y) {
struct wlr_gles2_texture *texture = (struct wlr_gles2_texture *)_texture;
- float world[16];
wlr_matrix_identity(mat);
- wlr_matrix_translate(world, x, y, 0);
- wlr_matrix_mul(mat, mat, world);
- wlr_matrix_scale(world,
- texture->wlr_texture.width, texture->wlr_texture.height, 1);
- wlr_matrix_mul(mat, mat, world);
- wlr_matrix_mul(mat, projection, mat);
+ wlr_matrix_translate(mat, x, y);
+ wlr_matrix_scale(mat, texture->wlr_texture.width,
+ texture->wlr_texture.height);
+ wlr_matrix_multiply(mat, projection, mat);
}
static void gles2_texture_get_buffer_size(struct wlr_texture *texture, struct
diff --git a/render/wlr_renderer.c b/render/wlr_renderer.c
index 372e4caf..e847fcc2 100644
--- a/render/wlr_renderer.c
+++ b/render/wlr_renderer.c
@@ -35,19 +35,19 @@ struct wlr_texture *wlr_render_texture_create(struct wlr_renderer *r) {
return r->impl->texture_create(r);
}
-bool wlr_render_with_matrix(struct wlr_renderer *r,
- struct wlr_texture *texture, const float matrix[static 16],
+bool wlr_render_texture_with_matrix(struct wlr_renderer *r,
+ struct wlr_texture *texture, const float matrix[static 9],
float alpha) {
- return r->impl->render_with_matrix(r, texture, matrix, alpha);
+ return r->impl->render_texture_with_matrix(r, texture, matrix, alpha);
}
void wlr_render_colored_quad(struct wlr_renderer *r,
- const float color[static 4], const float matrix[static 16]) {
+ const float color[static 4], const float matrix[static 9]) {
r->impl->render_quad(r, color, matrix);
}
void wlr_render_colored_ellipse(struct wlr_renderer *r,
- const float color[static 4], const float matrix[static 16]) {
+ const float color[static 4], const float matrix[static 9]) {
r->impl->render_ellipse(r, color, matrix);
}
diff --git a/render/wlr_texture.c b/render/wlr_texture.c
index 0bfac32c..1ec9beb9 100644
--- a/render/wlr_texture.c
+++ b/render/wlr_texture.c
@@ -54,7 +54,7 @@ bool wlr_texture_upload_eglimage(struct wlr_texture *texture,
}
void wlr_texture_get_matrix(struct wlr_texture *texture,
- float mat[static 16], const float projection[static 16], int x, int y) {
+ float mat[static 9], const float projection[static 9], int x, int y) {
texture->impl->get_matrix(texture, mat, projection, x, y);
}
diff --git a/rootston/output.c b/rootston/output.c
index 47236720..29fb1202 100644
--- a/rootston/output.c
+++ b/rootston/output.c
@@ -287,7 +287,7 @@ static void render_surface(struct wlr_surface *surface, double lx, double ly,
goto damage_finish;
}
- float matrix[16];
+ float matrix[9];
enum wl_output_transform transform =
wlr_output_transform_invert(surface->current->transform);
wlr_matrix_project_box(matrix, &box, transform, rotation,
@@ -297,7 +297,7 @@ static void render_surface(struct wlr_surface *surface, double lx, double ly,
pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
for (int i = 0; i < nrects; ++i) {
scissor_output(output, &rects[i]);
- wlr_render_with_matrix(renderer, surface->texture, matrix, data->alpha);
+ wlr_render_texture_with_matrix(renderer, surface->texture, matrix, data->alpha);
}
damage_finish:
@@ -353,7 +353,7 @@ static void render_decorations(struct roots_view *view,
goto damage_finish;
}
- float matrix[16];
+ float matrix[9];
wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL,
view->rotation, output->wlr_output->transform_matrix);
float color[] = { 0.2, 0.2, 0.2, view->alpha };
diff --git a/types/wlr_matrix.c b/types/wlr_matrix.c
index a6be9908..85a294d9 100644
--- a/types/wlr_matrix.c
+++ b/types/wlr_matrix.c
@@ -5,143 +5,113 @@
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_output.h>
-/* Obtains the index for the given row/column */
-static inline int mind(int row, int col) {
- return (row - 1) * 4 + col - 1;
-}
-
-void wlr_matrix_identity(float mat[static 16]) {
- static const float identity[16] = {
- 1.0f, 0.0f, 0.0f, 0.0f,
- 0.0f, 1.0f, 0.0f, 0.0f,
- 0.0f, 0.0f, 1.0f, 0.0f,
- 0.0f, 0.0f, 0.0f, 1.0f,
+void wlr_matrix_identity(float mat[static 9]) {
+ static const float identity[9] = {
+ 1.0f, 0.0f, 0.0f,
+ 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
};
memcpy(mat, identity, sizeof(identity));
}
-void wlr_matrix_translate(float mat[static 16], float x, float y, float z) {
- wlr_matrix_identity(mat);
- mat[mind(1, 4)] = x;
- mat[mind(2, 4)] = y;
- mat[mind(3, 4)] = z;
+void wlr_matrix_multiply(float mat[static 9], const float a[static 9],
+ const float b[static 9]) {
+ float product[9];
+
+ product[0] = a[0]*b[0] + a[1]*b[3] + a[2]*b[6];
+ product[1] = a[0]*b[1] + a[1]*b[4] + a[2]*b[7];
+ product[2] = a[0]*b[2] + a[1]*b[5] + a[2]*b[8];
+
+ product[3] = a[3]*b[0] + a[4]*b[3] + a[5]*b[6];
+ product[4] = a[3]*b[1] + a[4]*b[4] + a[5]*b[7];
+ product[5] = a[3]*b[2] + a[4]*b[5] + a[5]*b[8];
+
+ product[6] = a[6]*b[0] + a[7]*b[3] + a[8]*b[6];
+ product[7] = a[6]*b[1] + a[7]*b[4] + a[8]*b[7];
+ product[8] = a[6]*b[2] + a[7]*b[5] + a[8]*b[8];
+
+ memcpy(mat, product, sizeof(product));
}
-void wlr_matrix_scale(float mat[static 16], float x, float y, float z) {
- wlr_matrix_identity(mat);
- mat[mind(1, 1)] = x;
- mat[mind(2, 2)] = y;
- mat[mind(3, 3)] = z;
+void wlr_matrix_translate(float mat[static 9], float x, float y) {
+ float translate[9] = {
+ 1.0f, 0.0f, x,
+ 0.0f, 1.0f, y,
+ 0.0f, 0.0f, 1.0f,
+ };
+ wlr_matrix_multiply(mat, mat, translate);
}
-void wlr_matrix_rotate(float mat[static 16], float radians) {
- wlr_matrix_identity(mat);
- float _cos = cosf(radians);
- float _sin = sinf(radians);
- mat[mind(1, 1)] = _cos;
- mat[mind(1, 2)] = _sin;
- mat[mind(2, 1)] = -_sin;
- mat[mind(2, 2)] = _cos;
+void wlr_matrix_scale(float mat[static 9], float x, float y) {
+ float scale[9] = {
+ x, 0.0f, 0.0f,
+ 0.0f, y, 0.0f,
+ 0.0f, 0.0f, 1.0f,
+ };
+ wlr_matrix_multiply(mat, mat, scale);
}
-void wlr_matrix_mul(float mat[static 16], const float x[static 16],
- const float y[static 16]) {
- float product[16] = {
- x[mind(1, 1)] * y[mind(1, 1)] + x[mind(1, 2)] * y[mind(2, 1)] +
- x[mind(1, 3)] * y[mind(3, 1)] + x[mind(1, 4)] * y[mind(4, 1)],
- x[mind(1, 1)] * y[mind(1, 2)] + x[mind(1, 2)] * y[mind(2, 2)] +
- x[mind(1, 3)] * y[mind(3, 2)] + x[mind(1, 4)] * y[mind(4, 2)],
- x[mind(1, 1)] * y[mind(1, 3)] + x[mind(1, 2)] * y[mind(2, 3)] +
- x[mind(1, 3)] * y[mind(3, 3)] + x[mind(1, 4)] * y[mind(4, 3)],
- x[mind(1, 1)] * y[mind(1, 4)] + x[mind(1, 2)] * y[mind(2, 4)] +
- x[mind(1, 4)] * y[mind(3, 4)] + x[mind(1, 4)] * y[mind(4, 4)],
-
- x[mind(2, 1)] * y[mind(1, 1)] + x[mind(2, 2)] * y[mind(2, 1)] +
- x[mind(2, 3)] * y[mind(3, 1)] + x[mind(2, 4)] * y[mind(4, 1)],
- x[mind(2, 1)] * y[mind(1, 2)] + x[mind(2, 2)] * y[mind(2, 2)] +
- x[mind(2, 3)] * y[mind(3, 2)] + x[mind(2, 4)] * y[mind(4, 2)],
- x[mind(2, 1)] * y[mind(1, 3)] + x[mind(2, 2)] * y[mind(2, 3)] +
- x[mind(2, 3)] * y[mind(3, 3)] + x[mind(2, 4)] * y[mind(4, 3)],
- x[mind(2, 1)] * y[mind(1, 4)] + x[mind(2, 2)] * y[mind(2, 4)] +
- x[mind(2, 4)] * y[mind(3, 4)] + x[mind(2, 4)] * y[mind(4, 4)],
-
- x[mind(3, 1)] * y[mind(1, 1)] + x[mind(3, 2)] * y[mind(2, 1)] +
- x[mind(3, 3)] * y[mind(3, 1)] + x[mind(3, 4)] * y[mind(4, 1)],
- x[mind(3, 1)] * y[mind(1, 2)] + x[mind(3, 2)] * y[mind(2, 2)] +
- x[mind(3, 3)] * y[mind(3, 2)] + x[mind(3, 4)] * y[mind(4, 2)],
- x[mind(3, 1)] * y[mind(1, 3)] + x[mind(3, 2)] * y[mind(2, 3)] +
- x[mind(3, 3)] * y[mind(3, 3)] + x[mind(3, 4)] * y[mind(4, 3)],
- x[mind(3, 1)] * y[mind(1, 4)] + x[mind(3, 2)] * y[mind(2, 4)] +
- x[mind(3, 4)] * y[mind(3, 4)] + x[mind(3, 4)] * y[mind(4, 4)],
-
- x[mind(4, 1)] * y[mind(1, 1)] + x[mind(4, 2)] * y[mind(2, 1)] +
- x[mind(4, 3)] * y[mind(3, 1)] + x[mind(4, 4)] * y[mind(4, 1)],
- x[mind(4, 1)] * y[mind(1, 2)] + x[mind(4, 2)] * y[mind(2, 2)] +
- x[mind(4, 3)] * y[mind(3, 2)] + x[mind(4, 4)] * y[mind(4, 2)],
- x[mind(4, 1)] * y[mind(1, 3)] + x[mind(4, 2)] * y[mind(2, 3)] +
- x[mind(4, 3)] * y[mind(3, 3)] + x[mind(4, 4)] * y[mind(4, 3)],
- x[mind(4, 1)] * y[mind(1, 4)] + x[mind(4, 2)] * y[mind(2, 4)] +
- x[mind(4, 4)] * y[mind(3, 4)] + x[mind(4, 4)] * y[mind(4, 4)],
+void wlr_matrix_rotate(float mat[static 9], float rad) {
+ float rotate[9] = {
+ cos(rad), -sin(rad), 0.0f,
+ sin(rad), cos(rad), 0.0f,
+ 0.0f, 0.0f, 1.0f,
};
- memcpy(mat, product, sizeof(product));
+ wlr_matrix_multiply(mat, mat, rotate);
}
-static const float transforms[][4] = {
+static const float transforms[][9] = {
[WL_OUTPUT_TRANSFORM_NORMAL] = {
- 1.0f, 0.0f,
- 0.0f, 1.0f,
+ 1.0f, 0.0f, 0.0f,
+ 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_90] = {
- 0.0f, -1.0f,
- 1.0f, 0.0f,
+ 0.0f, -1.0f, 0.0f,
+ 1.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_180] = {
- -1.0f, 0.0f,
- 0.0f, -1.0f,
+ -1.0f, 0.0f, 0.0f,
+ 0.0f, -1.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_270] = {
- 0.0f, 1.0f,
- -1.0f, 0.0f,
+ 0.0f, 1.0f, 0.0f,
+ -1.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_FLIPPED] = {
- -1.0f, 0.0f,
- 0.0f, 1.0f,
+ -1.0f, 0.0f, 0.0f,
+ 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_FLIPPED_90] = {
- 0.0f, -1.0f,
- -1.0f, 0.0f,
+ 0.0f, -1.0f, 0.0f,
+ -1.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_FLIPPED_180] = {
- 1.0f, 0.0f,
- 0.0f, -1.0f,
+ 1.0f, 0.0f, 0.0f,
+ 0.0f, -1.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
[WL_OUTPUT_TRANSFORM_FLIPPED_270] = {
- 0.0f, 1.0f,
- 1.0f, 0.0f,
+ 0.0f, 1.0f, 0.0f,
+ 1.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f,
},
};
-void wlr_matrix_transform(float mat[static 16],
+void wlr_matrix_transform(float mat[static 9],
enum wl_output_transform transform) {
- memset(mat, 0, sizeof(*mat) * 16);
-
- const float *t = transforms[transform];
-
- // Rotation + reflection
- mat[0] = t[0];
- mat[1] = t[1];
- mat[4] = t[2];
- mat[5] = t[3];
-
- // Identity
- mat[10] = 1.0f;
- mat[15] = 1.0f;
+ wlr_matrix_multiply(mat, mat, transforms[transform]);
}
// Equivilent to glOrtho(0, width, 0, height, 1, -1) with the transform applied
-void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height,
+void wlr_matrix_texture(float mat[static 9], int32_t width, int32_t height,
enum wl_output_transform transform) {
- memset(mat, 0, sizeof(*mat) * 16);
+ memset(mat, 0, sizeof(*mat) * 9);
const float *t = transforms[transform];
float x = 2.0f / width;
@@ -150,62 +120,41 @@ void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height,
// Rotation + reflection
mat[0] = x * t[0];
mat[1] = x * t[1];
- mat[4] = y * -t[2];
- mat[5] = y * -t[3];
+ mat[3] = y * -t[3];
+ mat[4] = y * -t[4];
// Translation
- mat[3] = -copysign(1.0f, mat[0] + mat[1]);
- mat[7] = -copysign(1.0f, mat[4] + mat[5]);
+ mat[2] = -copysign(1.0f, mat[0] + mat[1]);
+ mat[5] = -copysign(1.0f, mat[3] + mat[4]);
// Identity
- mat[10] = 1.0f;
- mat[15] = 1.0f;
+ mat[8] = 1.0f;
}
-void wlr_matrix_project_box(float mat[static 16], const struct wlr_box *box,
+void wlr_matrix_project_box(float mat[static 9], const struct wlr_box *box,
enum wl_output_transform transform, float rotation,
- const float projection[static 16]) {
+ const float projection[static 9]) {
int x = box->x;
int y = box->y;
int width = box->width;
int height = box->height;
- wlr_matrix_translate(mat, x, y, 0);
+ wlr_matrix_identity(mat);
+ wlr_matrix_translate(mat, x, y);
if (rotation != 0) {
- float translate_center[16];
- wlr_matrix_translate(translate_center, width/2, height/2, 0);
-
- float rotate[16];
- wlr_matrix_rotate(rotate, rotation);
-
- float translate_origin[16];
- wlr_matrix_translate(translate_origin, -width/2, -height/2, 0);
-
- wlr_matrix_mul(mat, mat, translate_center);
- wlr_matrix_mul(mat, mat, rotate);
- wlr_matrix_mul(mat, mat, translate_origin);
+ wlr_matrix_translate(mat, width/2, height/2);
+ wlr_matrix_rotate(mat, rotation);
+ wlr_matrix_translate(mat, -width/2, -height/2);
}
- float scale[16];
- wlr_matrix_scale(scale, width, height, 1);
-
- wlr_matrix_mul(mat, mat, scale);
+ wlr_matrix_scale(mat, width, height);
if (transform != WL_OUTPUT_TRANSFORM_NORMAL) {
- float surface_translate_center[16];
- wlr_matrix_translate(surface_translate_center, 0.5, 0.5, 0);
-
- float surface_transform[16];
- wlr_matrix_transform(surface_transform, transform);
-
- float surface_translate_origin[16];
- wlr_matrix_translate(surface_translate_origin, -0.5, -0.5, 0);
-
- wlr_matrix_mul(mat, mat, surface_translate_center);
- wlr_matrix_mul(mat, mat, surface_transform);
- wlr_matrix_mul(mat, mat, surface_translate_origin);
+ wlr_matrix_translate(mat, 0.5, 0.5);
+ wlr_matrix_transform(mat, transform);
+ wlr_matrix_translate(mat, -0.5, -0.5);
}
- wlr_matrix_mul(mat, projection, mat);
+ wlr_matrix_multiply(mat, projection, mat);
}
diff --git a/types/wlr_output.c b/types/wlr_output.c
index a9fb01c5..9a0edd44 100644
--- a/types/wlr_output.c
+++ b/types/wlr_output.c
@@ -375,7 +375,7 @@ static void output_fullscreen_surface_render(struct wlr_output *output,
struct wlr_box box;
output_fullscreen_surface_get_box(output, surface, &box);
- float matrix[16];
+ float matrix[9];
enum wl_output_transform transform =
wlr_output_transform_invert(surface->current->transform);
wlr_matrix_project_box(matrix, &box, transform, 0,
@@ -386,7 +386,7 @@ static void output_fullscreen_surface_render(struct wlr_output *output,
for (int i = 0; i < nrects; ++i) {
output_scissor(output, &rects[i]);
wlr_renderer_clear(renderer, (float[]){0, 0, 0, 0});
- wlr_render_with_matrix(surface->renderer, surface->texture, matrix, 1.0f);
+ wlr_render_texture_with_matrix(surface->renderer, surface->texture, matrix, 1.0f);
}
wlr_renderer_scissor(renderer, NULL);
@@ -435,7 +435,7 @@ static void output_cursor_render(struct wlr_output_cursor *cursor,
goto surface_damage_finish;
}
- float matrix[16];
+ float matrix[9];
wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL, 0,
cursor->output->transform_matrix);
@@ -443,7 +443,7 @@ static void output_cursor_render(struct wlr_output_cursor *cursor,
pixman_box32_t *rects = pixman_region32_rectangles(&surface_damage, &nrects);
for (int i = 0; i < nrects; ++i) {
output_scissor(cursor->output, &rects[i]);
- wlr_render_with_matrix(renderer, texture, matrix, 1.0f);
+ wlr_render_texture_with_matrix(renderer, texture, matrix, 1.0f);
}
wlr_renderer_scissor(renderer, NULL);
diff --git a/types/wlr_surface.c b/types/wlr_surface.c
index 04dcb141..ecab4842 100644
--- a/types/wlr_surface.c
+++ b/types/wlr_surface.c
@@ -624,20 +624,16 @@ struct wlr_surface *wlr_surface_create(struct wl_resource *res,
return surface;
}
-void wlr_surface_get_matrix(struct wlr_surface *surface,
- float mat[static 16],
- const float projection[static 16],
- const float transform[static 16]) {
+void wlr_surface_get_matrix(struct wlr_surface *surface, float mat[static 9],
+ const float projection[static 9], const float transform[static 9]) {
int width = surface->texture->width;
int height = surface->texture->height;
- float scale[16];
wlr_matrix_identity(mat);
- if (transform) {
- wlr_matrix_mul(mat, mat, transform);
+ if (transform != NULL) {
+ wlr_matrix_multiply(mat, mat, transform);
}
- wlr_matrix_scale(scale, width, height, 1);
- wlr_matrix_mul(mat, mat, scale);
- wlr_matrix_mul(mat, projection, mat);
+ wlr_matrix_scale(mat, width, height);
+ wlr_matrix_multiply(mat, projection, mat);
}
bool wlr_surface_has_buffer(struct wlr_surface *surface) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 05:28:22 +0000